package com.king.framework.config;

//import java.io.IOException;
//import java.util.ArrayList;
//import java.util.Arrays;
//import java.util.HashSet;
//import java.util.List;
//import javax.sql.DataSource;
//import org.apache.ibatis.io.VFS;
//import org.apache.ibatis.session.SqlSessionFactory;
//import org.mybatis.spring.SqlSessionFactoryBean;
//import org.mybatis.spring.boot.autoconfigure.SpringBootVFS;
//import org.springframework.beans.factory.annotation.Autowired;
//import org.springframework.context.annotation.Bean;
//import org.springframework.context.annotation.Configuration;
//import org.springframework.core.env.Environment;
//import org.springframework.core.io.DefaultResourceLoader;
//import org.springframework.core.io.Resource;
//import org.springframework.core.io.support.PathMatchingResourcePatternResolver;
//import org.springframework.core.io.support.ResourcePatternResolver;
//import org.springframework.core.type.classreading.CachingMetadataReaderFactory;
//import org.springframework.core.type.classreading.MetadataReader;
//import org.springframework.core.type.classreading.MetadataReaderFactory;
//import org.springframework.util.ClassUtils;
//import com.king.common.utils.text.StringUtils;

/**
 * Mybatis支持*匹配扫描包
 * 
 * @author king
 */
// @Configuration
public class MyBatisConfig {
	// @Autowired
	// private Environment env;
	//
	// static final String DEFAULT_RESOURCE_PATTERN = "**/*.class";
	//
	// public static String setTypeAliasesPackage(String typeAliasesPackage) {
	// ResourcePatternResolver resolver = (ResourcePatternResolver) new
	// PathMatchingResourcePatternResolver();
	// MetadataReaderFactory metadataReaderFactory = new
	// CachingMetadataReaderFactory(resolver);
	// List<String> allResult = new ArrayList<String>();
	// try {
	// for (String aliasesPackage : typeAliasesPackage.split(",")) {
	// List<String> result = new ArrayList<String>();
	// aliasesPackage = ResourcePatternResolver.CLASSPATH_ALL_URL_PREFIX
	// + ClassUtils.convertClassNameToResourcePath(aliasesPackage.trim()) + "/"
	// + DEFAULT_RESOURCE_PATTERN;
	// Resource[] resources = resolver.getResources(aliasesPackage);
	// if (resources != null && resources.length > 0) {
	// MetadataReader metadataReader = null;
	// for (Resource resource : resources) {
	// if (resource.isReadable()) {
	// metadataReader = metadataReaderFactory.getMetadataReader(resource);
	// try {
	// result.add(Class.forName(metadataReader.getClassMetadata().getClassName()).getPackage()
	// .getName());
	// } catch (ClassNotFoundException e) {
	// e.printStackTrace();
	// }
	// }
	// }
	// }
	// if (result.size() > 0) {
	// HashSet<String> hashResult = new HashSet<String>(result);
	// allResult.addAll(hashResult);
	// }
	// }
	// if (allResult.size() > 0) {
	// typeAliasesPackage = String.join(",", (String[]) allResult.toArray(new
	// String[0]));
	// } else {
	// throw new RuntimeException(
	// "mybatis typeAliasesPackage 路径扫描错误,参数typeAliasesPackage:" +
	// typeAliasesPackage + "未找到任何包");
	// }
	// } catch (IOException e) {
	// e.printStackTrace();
	// }
	// return typeAliasesPackage;
	// }
	//
	// public Resource[] resolveMapperLocations(String[] mapperLocations) {
	// ResourcePatternResolver resourceResolver = new
	// PathMatchingResourcePatternResolver();
	// List<Resource> resources = new ArrayList<Resource>();
	// if (mapperLocations != null) {
	// for (String mapperLocation : mapperLocations) {
	// try {
	// Resource[] mappers = resourceResolver.getResources(mapperLocation);
	// resources.addAll(Arrays.asList(mappers));
	// } catch (IOException e) {
	// // ignore
	// }
	// }
	// }
	// return resources.toArray(new Resource[resources.size()]);
	// }
	//
	// @Bean
	// public SqlSessionFactory sqlSessionFactory(DataSource dataSource) throws
	// Exception {
	// String typeAliasesPackage =
	// env.getProperty("mybatis.typeAliasesPackage");
	// String mapperLocations = env.getProperty("mybatis.mapperLocations");
	// String configLocation = env.getProperty("mybatis.configLocation");
	// typeAliasesPackage = setTypeAliasesPackage(typeAliasesPackage);
	// VFS.addImplClass(SpringBootVFS.class);
	//
	// final SqlSessionFactoryBean sessionFactory = new SqlSessionFactoryBean();
	// sessionFactory.setDataSource(dataSource);
	// sessionFactory.setTypeAliasesPackage(typeAliasesPackage);
	// sessionFactory.setMapperLocations(resolveMapperLocations(StringUtils.split(mapperLocations,
	// ",")));
	// sessionFactory.setConfigLocation(new
	// DefaultResourceLoader().getResource(configLocation));
	// return sessionFactory.getObject();
	// }
}